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Individual Calculations December 2017 |
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| Adair, James R Total change: 0.70 | |   |
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| 16th 4NCL Congress Open | Coventry | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2479 | 4.00 | 5 | 0.03 | 10 | 0.30 | |
|  Lam, Paul Gm | | | 2117 | ENG | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Jackson, James P | f | | 2304 | ENG | 0.00 | 1 | -0.73 | 10 | -7.30 | | | Yoon, Jacob D | | | 2079 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Grieve, Harry | | | 2221 | ENG | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Roberson, Peter T | m | | 2410 | ENG | 1.00 | 1 | 0.40 | 10 | 4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2018/19 4NCL Div 1 Rounds 1-2 | Telford | ENG | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2303 | 2479 | 1.50 | 2 | 0.04 | 10 | 0.40 | |
| | Morrison, Graham | f | | 2278 | SCO | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Abbas, Daniel | f | | 2327 | ENG | 1.00 | 1 | 0.30 | 10 | 3.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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